<template>
    <div>

        <!-- 图文左右排列 -->
        <el-row type="flex" 
        justify="space-between" 
        align="middle" 
        class="post-item image-text" 
        v-if="showType === `imageText`">
            <el-row align="middle"  class="post-cover" v-if="data.images[0]">
                <nuxt-link :to="`/post/detail?id=${data.id}`">
                    <img :src="data.images[0]">
                </nuxt-link>
            </el-row >

            <div class="post-content">
                <h4 :title="data.title" class="post-title">
                    <nuxt-link :to="`/post/detail?id=${data.id}`">
                    {{data.title}}
                    </nuxt-link>
                </h4>
                <p class="post-desc">
                    <nuxt-link :to="`/post/detail?id=${data.id}`" v-html="data.summary"></nuxt-link>
                </p>
            
                <el-row type="flex" justify="space-between" class="post-info">
                    <el-row type="flex" align="middle" class="post-info-left">
                        <span><i class="el-icon-location-outline"></i>{{data.city.name}}</span>
                        <el-row type="flex" align="middle" class="post-user">
                            by 
                            <nuxt-link to="/user/personal">
                                <img :src="$axios.defaults.baseURL + data.account.defaultAvatar">
                            </nuxt-link>
                            <nuxt-link to="/user/personal">
                                {{data.account.nickname}}
                            </nuxt-link>
                        </el-row>
                        <span><i class="el-icon-view"></i> {{data.watch || 0}}</span>
                    </el-row>
                    <span class="post-info-right">{{data.like || 0}} 赞</span>
                </el-row>
            </div>
        </el-row>
        
        <!-- 带有图片列表 -->
        <div v-if="showType === `card`" class="post-item card">
            <h4 :title="data.title" class="post-title">
                <nuxt-link :to="`/post/detail?id=${data.id}`">
                    {{data.title}}
                </nuxt-link>
            </h4>

            <p class="post-desc">
                <nuxt-link :to="`/post/detail?id=${data.id}`" v-html="data.summary"></nuxt-link>
            </p>

            <el-row type="flex" 
            justify="space-between" 
            align="middle"  
            class="card-images">
                <nuxt-link :to="`/post/detail?id=${data.id}`" 
                v-for="(item, index) in data.images" 
                :key="index" 
                v-if="index < 3">
                    <img :src="item">
                </nuxt-link>
            </el-row >

            <el-row type="flex" justify="space-between" class="post-info">
                <el-row type="flex" align="middle" class="post-info-left">
                    <span>
                        <i class="el-icon-location-outline"></i> 
                        {{data.city.name}}
                    </span>
                    <el-row type="flex" align="middle" class="post-user">
                        by 
                        <nuxt-link to="/user/personal">
                            <img :src="$axios.defaults.baseURL +data.account.defaultAvatar">
                        </nuxt-link>
                        <nuxt-link to="/user/personal">
                            {{data.account.nickname}} 
                        </nuxt-link>
                    </el-row>
                    <span>
                        <i class="el-icon-view"></i> {{data.watch || 0}}
                    </span>
                </el-row>
                <span class="post-info-right">
                    {{data.like || 0}} 赞
                </span>
            </el-row>
        </div>
    </div>
</template>

<script>
export default {
    props: {
        data: {
            type: Object,
            default: {
                images: []
            }
        }
    },

    data(){
        return {
            showType: "imageText"
        }
    },

    updated(){
        if(this.data.images && this.data.images.length >= 3){
            this.showType = "card";
        }else{
            this.showType = "imageText"
        }
    },

    mounted(){
        if(this.data.images && this.data.images.length >= 3){
            this.showType = "card";
        }else{
            this.showType = "imageText"
        }
    }
}
</script>

<style scoped lang="less">
.post-item{
    width:100%;
    padding:20px 0;
    border-bottom:1px #eee solid;
}

.image-text{
    .post-content{
        flex: 1;
    }
    .post-desc{
    }
}


.post-cover{
    width:220px;
    height:150px;
    overflow: hidden;
    flex-shrink: 0;
    margin-right:10px;

    img{
        display:block;
        width:100%;
        height: 100%;
        object-fit: cover;
    }
}

.post-title{
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
    margin-bottom:15px;
    font-weight: normal;
    font-size:18px;

    a:hover{
        color:orange;
    }
}

.post-desc{    
    margin-bottom: 15px;
    line-height: 1.5;
    font-size:14px;
    height: 1.5 *14px * 3;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient:vertical;

    a{
        color:#666;
    }
}




.post-user{
     img{
         display:block;
         width:16px;
         height:16px;
         border-radius: 100px;
         margin: 5px;
     }

     a{
         color:orange;
     }
}

.post-info-left{
     font-size: 12px;
     color:#999;

     > *{
         margin-right:10px;
     }
 }

 .post-info-right{
     color:orange;
 }

 .card-images{
     margin:15px 0;
     img{
        width:220px;
        height:150px;
        display: block;
        object-fit: cover;
     }
 }
</style>
